/Engine/Source/Runtime/Engine/Public/GeomTools.h
Generate convex shapes.
static void GenerateConvexPolygonsFromTriangles ( [TArray](API\Runtime\Core\Containers\TArray)< [TArray](API\Runtime\Core\Containers\TArray)< FVector2D >> & OutPolygons, const [TArray](API\Runtime\Core\Containers\TArray)< FVector2D > & InTriangles )